drm/amd/display: Disable DPCD Probe Quirk

Disable dpcd probe quirk to native aux.

Signed-off-by: Fangzhi Zuo <Jerry.Zuo@amd.com>
Reviewed-by: Imre Deak <imre.deak@intel.com>
Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/4500
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Link: https://lore.kernel.org/r/20250904191351.746707-1-Jerry.Zuo@amd.com
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
index 6a817508c826574bde9b011b01eb4f84c45ae267..6911c339bc61b96403af6fb9c6c2e3175a8a045c 100644 (file)
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
@@ -841,6 +841,7 @@ void amdgpu_dm_initialize_dp_connector(struct amdgpu_display_manager *dm,
        drm_dp_aux_init(&aconnector->dm_dp_aux.aux);
        drm_dp_cec_register_connector(&aconnector->dm_dp_aux.aux,
                                      &aconnector->base);
+       drm_dp_dpcd_set_probe(&aconnector->dm_dp_aux.aux, false);
 
        if (aconnector->base.connector_type == DRM_MODE_CONNECTOR_eDP)
                return;